<!--
  ~ Copyright 2016 Red Hat, Inc. and/or its affiliates
  ~ and other contributors as indicated by the @author tags.
  ~
  ~ Licensed under the Apache License, Version 2.0 (the "License");
  ~ you may not use this file except in compliance with the License.
  ~ You may obtain a copy of the License at
  ~
  ~ http://www.apache.org/licenses/LICENSE-2.0
  ~
  ~ Unless required by applicable law or agreed to in writing, software
  ~ distributed under the License is distributed on an "AS IS" BASIS,
  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  ~ See the License for the specific language governing permissions and
  ~ limitations under the License.
  -->

<html>
<head>
    <script src="js/keycloak.js"></script>
</head>
<body>

<div>
    <button onclick="keycloakInit()">Init</button>
    <button onclick="keycloak.login()">Login</button>
    <button onclick="keycloak.logout()">Logout</button>
    <button onclick="keycloak.register()">Register</button>
    <button onclick="refreshToken(9999)">Refresh Token</button>
    <button onclick="refreshToken(30)">Refresh Token (if <30s validity)</button>
    <button onclick="refreshToken(5)">Refresh Token (if <5s validity)</button>
    <button onclick="showError()">Show Error Response</button>
    <button onclick="loadProfile()">Get Profile</button>
    <button onclick="loadUserInfo()">Get User Info</button>
    <button onclick="output(keycloak.tokenParsed)">Show Token</button>
    <button onclick="output(keycloak.refreshTokenParsed)">Show Refresh Token</button>
    <button onclick="output(keycloak.idTokenParsed)">Show ID Token</button>
    <button onclick="showExpires()">Show Expires</button>
    <button onclick="output(keycloak)">Show Details</button>
    <button onclick="output(keycloak.createLoginUrl())">Show Login URL</button>
    <button onclick="output(keycloak.createLogoutUrl())">Show Logout URL</button>
    <button onclick="output(keycloak.createRegisterUrl())">Show Register URL</button>
    <button onclick="createBearerRequest()">Create Bearer Request</button>
    <button onclick="output(showTime())">Show current time</button>
    <button onclick="cert()">Cert request</button>
    <button onclick="addToTimeSkew()">timeSkew offset</button>
    <button onclick="refreshTimeSkew()">refresh timeSkew</button>
    <button onclick="sendBearerToKeycloak()">Bearer to keycloak</button>
    <button onclick="createUser()">Create user</button>
    <button onclick="reentrancyCallback()">Reentrancy callback</button>
    <button onclick='initWithDifferentRealmName(getInput())'>Init with different realm name</button>
    <button onclick='keycloakInit(null, {refreshToken: getInput2()})'>Init with refresh token</button>
    <button onclick='keycloakInit(null, {token: getInput(), refreshToken: getInput2()})'>Init with both tokens</button>
    <button onclick='keycloakInit(null, {token: getInput(), refreshToken: getInput2(), timeSkew:  parseInt(getInput3())})'>Init with TimeSkew</button>
    <input id="inputField" value="input"/>
    <input id="inputField2" value="input2"/>
    <input id="inputField3" value="input3"/>


    <select id="flowSelect">
        <option value="standard">standard</option>
        <option value="implicit">implicit</option>
    </select>

    <select id="responseModeSelect">
        <option value="fragment">fragment</option>
        <option value="query">query</option>
    </select>
    <select id="onLoad">
        <option value="check-sso">check-sso</option>
        <option value="login-required">login-required</option>
    </select>
</div>

<h2>Result</h2>
<pre style="background-color: #ddd; border: 1px solid #ccc; padding: 10px;" id="output"></pre>

<h2>Events</h2>
<pre style="background-color: #ddd; border: 1px solid #ccc; padding: 10px;" id="events"></pre>

<h2>Info</h2>
TimeSkew:
<div id="timeSkew"></div>


<script>
    function getInput() {
        return document.getElementById("inputField").value;
    }
    function getInput2() {
        return document.getElementById("inputField2").value;
    }
    function getInput3() {
        return document.getElementById("inputField3").value;
    }
    function loadProfile() {
        keycloak.loadUserProfile().success(function (profile) {
            output(profile);
        }).error(function () {
            output('Failed to load profile');
        });
    }

    function loadUserInfo() {
        keycloak.loadUserInfo().success(function (userInfo) {
            output(userInfo);
        }).error(function () {
            output('Failed to load user info');
        });
    }

    function refreshToken(minValidity) {
        keycloak.updateToken(minValidity).success(function (refreshed) {
            if (refreshed) {
                output(keycloak.tokenParsed);
            } else {
                output('Token not refreshed, valid for ' + Math.round(keycloak.tokenParsed.exp + keycloak.timeSkew - new Date().getTime() / 1000) + ' seconds');
            }
        }).error(function () {
            output('Failed to refresh token');
        });
    }

    function showExpires() {
        if (!keycloak.tokenParsed) {
            output("Not authenticated");
            return;
        }

        var o = 'Token Expires:\t\t' + new Date((keycloak.tokenParsed.exp + keycloak.timeSkew) * 1000).toLocaleString() + '\n';
        o += 'Token Expires in:\t' + Math.round(keycloak.tokenParsed.exp + keycloak.timeSkew - new Date().getTime() / 1000) + ' seconds\n';

        if (keycloak.refreshTokenParsed) {
            o += 'Refresh Token Expires:\t' + new Date((keycloak.refreshTokenParsed.exp + keycloak.timeSkew) * 1000).toLocaleString() + '\n';
            o += 'Refresh Expires in:\t' + Math.round(keycloak.refreshTokenParsed.exp + keycloak.timeSkew - new Date().getTime() / 1000) + ' seconds';
        }

        output(o);
    }

    function showError() {
        output("Error: " + getParameterByName("error") + "\n" + "Error description: " + getParameterByName("error_description"));
    }

    function getParameterByName(name, url) {
        if (!url) url = window.location.href;
        name = name.replace(/[\[\]]/g, "\\$&");
        var regex = new RegExp("[?&#]" + name + "(=([^&#]*)|&|#|$)"),
            results = regex.exec(url);
        if (!results) return null;
        if (!results[2]) return '';
        return decodeURIComponent(results[2].replace(/\+/g, " "));
    }

    function output(data) {
        if (typeof data === 'object') {
            data = JSON.stringify(data, null, '  ');
        }
        document.getElementById('output').innerHTML = data;
    }

    function event(event) {
        var e = document.getElementById('events').innerHTML;
        document.getElementById('events').innerHTML = new Date().toLocaleString() + "\t" + event + "\n" + e;
    }

    function addToTimeSkew() {
        keycloak.timeSkew += parseInt(getInput());
        document.getElementById("timeSkew").innerHTML = keycloak.timeSkew;
    }

    function refreshTimeSkew() {
        document.getElementById("timeSkew").innerHTML = keycloak.timeSkew;
    }

    function createBearerRequest() {

        var url = 'http://localhost:8280/js-database/customers';
        if (window.location.href.indexOf("8643") > -1) {
            url = url.replace("8280", "8643");
            url = url.replace("http", "https");
        }

        if (window.location.href.indexOf("8180") > -1) {
            url = url.replace("8280", "8180");
        }

        var req = new XMLHttpRequest();
        req.open('GET', url, true);
        req.setRequestHeader('Accept', 'application/json');
        req.setRequestHeader('Authorization', 'Bearer ' + keycloak.token);

        req.onreadystatechange = function () {
            if (req.readyState == 4) {
                if (req.status == 200) {
                    output(req.responseText);
                } else if (req.status == 403) {
                    output('Forbidden');
                } else if (req.status == 401) {
                    output('Unauthorized');
                }
            }
        };

        req.send();
    }

    function sendBearerToKeycloak() {
        var url = 'http://localhost:8180/auth/admin/realms/example/roles';
        if (window.location.href.indexOf("8643") > -1) {
            url = url.replace("8180", "8543");
            url = url.replace("http", "https");
        }

        var req = new XMLHttpRequest();
        req.open('GET', url, true);
        req.setRequestHeader('Accept', 'application/json');
        req.setRequestHeader('Authorization', 'Bearer ' + keycloak.token);

        req.onreadystatechange = function () {
            if (req.readyState == 4) {
                if (req.status == 200) {
                    output('Success');
                } else if (req.status == 403) {
                    output('Forbidden');
                } else if (req.status == 401) {
                    output('Unauthorized');
                }
            }
        };

        req.send();
    }

    function cert() {
        var url = 'http://localhost:8180/auth/realms/example/protocol/openid-connect/certs';
        if (window.location.href.indexOf("8643") > -1) {
            url = url.replace("8180", "8543");
            url = url.replace("http", "https");
        }
        var req = new XMLHttpRequest();
        req.open('GET', url, true);
        req.setRequestHeader('Accept', 'application/json');
        req.setRequestHeader('Authorization', 'Bearer ' + keycloak.token);
        req.onreadystatechange = function () {
            if (req.readyState == 4) {
                if (req.status == 200) {
                    output('Success');
                } else if (req.status == 403) {
                    output('Forbidden');
                } else if (req.status == 401) {
                    output('Unauthorized');
                }
            }
        };
        req.send();
    }

    function createUser() {
        var user = JSON.parse('{"emailVerified" : false, "enabled" : true, "username": "mhajas", "firstName" :"First", "lastName":"Last","email":"email@redhat.com", "attributes": {}}');

        var url = "http://localhost:8180/auth/admin/realms/example/users";
        if (window.location.href.indexOf("8643") > -1) {
            url = url.replace("8180", "8543");
            url = url.replace("http", "https");
        }

        var req = new XMLHttpRequest();
        req.open("POST", url, true);
        req.setRequestHeader('Accept', 'application/json');
        req.setRequestHeader('Authorization', 'Bearer ' + keycloak.token);
        req.setRequestHeader('Content-Type', 'application/json; charset=UTF-8');
        req.onreadystatechange = function () {
            if (req.readyState == 4) {
                if (req.status == 201) {
                    output("Response headers: " + req.getAllResponseHeaders().toLowerCase());
                } else if (req.status == 403) {
                    output('Forbidden');
                } else if (req.status == 401) {
                    output('Unauthorized');
                }
            }
        };

        req.send(JSON.stringify(user));
    }

    function reentrancyCallback() {
        keycloak.updateToken(60).success(function () {
                event("First callback");
                keycloak.updateToken(60).success(function () {
                    event("Second callback")
                });
            }
        );
    }

    function initWithDifferentRealmName(realmName) {
        var url = 'http://localhost:8180/auth';
        if (window.location.href.indexOf("8643") > -1) {
            url = url.replace("8180","8543");
            url = url.replace("http","https");
        }

        keycloakInit({
            url: url,
            realm: realmName,
            clientId: 'js-console'
        });

    }

    var keycloak;

    function keycloakInit(configuration, initOptions) {
        if (!configuration)
            keycloak = Keycloak();
        else
            keycloak = Keycloak(configuration);

        keycloak.onAuthSuccess = function () {
            event('Auth Success');
        };

        keycloak.onAuthError = function () {
            event('Auth Error');
        };

        keycloak.onAuthRefreshSuccess = function () {
            event('Auth Refresh Success');
            document.getElementById("timeSkew").innerHTML = keycloak.timeSkew;
        };

        keycloak.onAuthRefreshError = function () {
            event('Auth Refresh Error');
        };

        keycloak.onAuthLogout = function () {
            event('Auth Logout');
        };

        keycloak.onTokenExpired = function () {
            event('Access token expired.');
        };

        if (!initOptions) {
            var initOptions = {
                onLoad: document.getElementById("onLoad").value,
                flow: document.getElementById("flowSelect").value,
                responseMode: document.getElementById("responseModeSelect").value
            };
        }

        keycloak.init(initOptions).success(function (authenticated) {
            output('Init Success (' + (authenticated ? 'Authenticated' : 'Not Authenticated') + ')');
        }).error(function () {
            output('Init Error');
        });
    }

</script>
</body>
</html>
